XML 18 R6.htm IDEA: XBRL DOCUMENT
v3.19.2

CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) | Total | Series B Preferred Stock | Preferred Stock | Common Stock | Treasury Stock | Additional Paid-In Capital | Accumulated Other Comprehensive Income (Loss) | Retained Earnings | Retained Earnings Series B Preferred Stock
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance (in shares) at Dec. 31, 2017 |  |  | 4,000,000 | 432,376,250 | (11,087,337) |  |  |  |
Beginning Balance, issued (in shares) at Dec. 31, 2017 |  |  |  | 443,463,587 |  |  |  |  |
Beginning Balance at Dec. 31, 2017 | $ 2,474,256,000 |  | $ 400,000,000 | $ 88,693,000 | $ (107,644,000) | $ 1,222,277,000 | $ 2,748,000 | $ 868,182,000 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Net income | 236,086,000 |  |  |  |  |  |  | 236,086,000 |
Other comprehensive income, net of tax | 19,876,000 |  |  |  |  |  | 19,876,000 |  |
Total comprehensive income | $ 255,962,000 |  |  |  |  |  |  |  |
Reclassification resulting from the adoption of ASU No. 2018-02 |  |  |  |  |  |  | 592,000 | (592,000) |
Cash dividends: |  |  |  |  |  |  |  |  |
Preferred Stock |  | $ (7,317,000) |  |  |  |  |  |  | $ (7,317,000)
Issuance of common shares (in shares) | 5,944,946 |  |  | 5,944,946 |  |  |  |  |
Issuance of common shares | $ 18,852,000 |  |  | $ 1,189,000 |  | 17,663,000 |  |  |
Stock-based compensation expense | $ 20,261,000 |  |  |  |  | 20,261,000 |  |  |
Common stock repurchased (in shares) | 0 |  |  |  |  |  |  |  |
Shares repurchased related to employee stock-based compensation plans (in shares) | (2,940,595) |  |  | (2,940,595) | 2,940,595 |  |  |  |
Shares repurchased related to employee stock-based compensation plans | $ (33,312,000) |  |  |  | $ (33,312,000) |  |  |  |
Ending Balance (in shares) at Jun. 30, 2018 |  |  | 4,000,000 | 435,380,601 | (14,027,932) |  |  |  |
Ending Balance, issued (in shares) at Jun. 30, 2018 |  |  |  | 449,408,533 |  |  |  |  |
Ending Balance at Jun. 30, 2018 | 2,728,702,000 |  | $ 400,000,000 | $ 89,882,000 | $ (140,956,000) | 1,260,201,000 | 23,216,000 | 1,096,359,000 |
Beginning Balance (in shares) at Mar. 31, 2018 |  |  | 4,000,000 | 435,196,223 | (13,827,355) |  |  |  |
Beginning Balance, issued (in shares) at Mar. 31, 2018 |  |  |  | 449,023,578 |  |  |  |  |
Beginning Balance at Mar. 31, 2018 | 2,609,833,000 |  | $ 400,000,000 | $ 89,805,000 | $ (138,629,000) | 1,252,609,000 | 15,601,000 | 990,447,000 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Net income | 109,832,000 |  |  |  |  |  |  | 109,832,000 |
Other comprehensive income, net of tax | 7,615,000 |  |  |  |  |  | 7,615,000 |  |
Total comprehensive income | $ 117,447,000 |  |  |  |  |  |  |  |
Cash dividends: |  |  |  |  |  |  |  |  |
Preferred Stock |  | (3,920,000) |  |  |  |  |  |  | (3,920,000)
Issuance of common shares (in shares) | 384,955 |  |  | 384,955 |  |  |  |  |
Issuance of common shares | $ 2,153,000 |  |  | $ 77,000 |  | 2,076,000 |  |  |
Stock-based compensation expense | $ 5,516,000 |  |  |  |  | 5,516,000 |  |  |
Common stock repurchased (in shares) | 0 |  |  |  |  |  |  |  |
Shares repurchased related to employee stock-based compensation plans (in shares) | (200,577) |  |  | (200,577) | 200,577 |  |  |  |
Shares repurchased related to employee stock-based compensation plans | $ (2,327,000) |  |  |  | $ (2,327,000) |  |  |  |
Ending Balance (in shares) at Jun. 30, 2018 |  |  | 4,000,000 | 435,380,601 | (14,027,932) |  |  |  |
Ending Balance, issued (in shares) at Jun. 30, 2018 |  |  |  | 449,408,533 |  |  |  |  |
Ending Balance at Jun. 30, 2018 | 2,728,702,000 |  | $ 400,000,000 | $ 89,882,000 | $ (140,956,000) | 1,260,201,000 | 23,216,000 | 1,096,359,000 |
Beginning Balance (in shares) at Dec. 31, 2018 |  |  | 4,000,000 | 435,681,488 | (14,174,733) |  |  |  |
Beginning Balance, issued (in shares) at Dec. 31, 2018 |  |  |  | 449,856,221 |  |  |  |  |
Beginning Balance at Dec. 31, 2018 | 2,972,656,000 |  | $ 400,000,000 | $ 89,972,000 | $ (142,591,000) | 1,274,635,000 | 10,623,000 | 1,340,017,000 |
Cash dividends: |  |  |  |  |  |  |  |  |
Common Stock | (0.03) |  |  |  |  |  |  |  |
Ending Balance (in shares) at Mar. 31, 2019 |  |  | 4,000,000 | 432,427,285 | (20,899,600) |  |  |  |
Ending Balance, issued (in shares) at Mar. 31, 2019 |  |  |  | 453,326,885 |  |  |  |  |
Ending Balance at Mar. 31, 2019 | 3,047,534,000 |  | $ 400,000,000 | $ 90,666,000 | $ (216,710,000) | 1,290,683,000 | 2,177,000 | 1,480,718,000 |
Beginning Balance (in shares) at Dec. 31, 2018 |  |  | 4,000,000 | 435,681,488 | (14,174,733) |  |  |  |
Beginning Balance, issued (in shares) at Dec. 31, 2018 |  |  |  | 449,856,221 |  |  |  |  |
Beginning Balance at Dec. 31, 2018 | 2,972,656,000 |  | $ 400,000,000 | $ 89,972,000 | $ (142,591,000) | 1,274,635,000 | 10,623,000 | 1,340,017,000 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Net income | 308,466,000 |  |  |  |  |  |  | 308,466,000 |
Other comprehensive income, net of tax | (24,202,000) |  |  |  |  |  | (24,202,000) |  |
Total comprehensive income | 284,264,000 |  |  |  |  |  |  |  |
Cash dividends: |  |  |  |  |  |  |  |  |
Common Stock | (38,824,000) |  |  |  |  |  |  | (38,824,000) |
Preferred Stock |  | (8,799,000) |  |  |  |  |  |  | (8,799,000)
Dividend equivalent units related to employee stock-based compensation plans | $ 0 |  |  |  |  | 5,000 |  | (5,000) |
Issuance of common shares (in shares) | 3,651,684 |  |  | 3,651,684 |  |  |  |  |
Issuance of common shares | $ 3,026,000 |  |  | $ 730,000 |  | 2,296,000 |  |  |
Stock-based compensation expense | $ 19,473,000 |  |  |  |  | 19,473,000 |  |  |
Common stock repurchased (in shares) | (11,424,755) |  |  | (11,424,755) | 11,424,755 |  |  |  |
Common stock repurchased | $ (120,120,000) |  |  |  | $ (120,120,000) |  |  |  |
Shares repurchased related to employee stock-based compensation plans (in shares) | (1,313,427) |  |  | (1,313,427) | 1,313,427 |  |  |  |
Shares repurchased related to employee stock-based compensation plans | $ (14,360,000) |  |  |  | $ (14,360,000) |  |  |  |
Ending Balance (in shares) at Jun. 30, 2019 |  |  | 4,000,000 | 426,594,990 | (26,912,915) |  |  |  |
Ending Balance, issued (in shares) at Jun. 30, 2019 |  |  |  | 453,507,905 |  |  |  |  |
Ending Balance at Jun. 30, 2019 | 3,097,316,000 |  | $ 400,000,000 | $ 90,702,000 | $ (277,071,000) | 1,296,409,000 | (13,579,000) | 1,600,855,000 |
Beginning Balance (in shares) at Mar. 31, 2019 |  |  | 4,000,000 | 432,427,285 | (20,899,600) |  |  |  |
Beginning Balance, issued (in shares) at Mar. 31, 2019 |  |  |  | 453,326,885 |  |  |  |  |
Beginning Balance at Mar. 31, 2019 | 3,047,534,000 |  | $ 400,000,000 | $ 90,666,000 | $ (216,710,000) | 1,290,683,000 | 2,177,000 | 1,480,718,000 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |
Net income | 150,277,000 |  |  |  |  |  |  | 150,277,000 |
Other comprehensive income, net of tax | (15,756,000) |  |  |  |  |  | (15,756,000) |  |
Total comprehensive income | 134,521,000 |  |  |  |  |  |  |  |
Cash dividends: |  |  |  |  |  |  |  |  |
Common Stock | (25,804,000) |  |  |  |  |  |  | (25,804,000) |
Preferred Stock |  | $ (4,331,000) |  |  |  |  |  |  | $ (4,331,000)
Dividend equivalent units related to employee stock-based compensation plans | $ 0 |  |  |  |  | 5,000 |  | (5,000) |
Issuance of common shares (in shares) | 181,020 |  |  | 181,020 |  |  |  |  |
Issuance of common shares | $ 175,000 |  |  | $ 36,000 |  | 139,000 |  |  |
Stock-based compensation expense | $ 5,582,000 |  |  |  |  | 5,582,000 |  |  |
Common stock repurchased (in shares) | (5,989,279) |  |  | (5,989,279) | 5,989,279 |  |  |  |
Common stock repurchased | $ (60,120,000) |  |  |  | $ (60,120,000) |  |  |  |
Shares repurchased related to employee stock-based compensation plans (in shares) | (24,036) |  |  | (24,036) | 24,036 |  |  |  |
Shares repurchased related to employee stock-based compensation plans | $ (241,000) |  |  |  | $ (241,000) |  |  |  |
Ending Balance (in shares) at Jun. 30, 2019 |  |  | 4,000,000 | 426,594,990 | (26,912,915) |  |  |  |
Ending Balance, issued (in shares) at Jun. 30, 2019 |  |  |  | 453,507,905 |  |  |  |  |
Ending Balance at Jun. 30, 2019 | $ 3,097,316,000 |  | $ 400,000,000 | $ 90,702,000 | $ (277,071,000) | $ 1,296,409,000 | $ (13,579,000) | $ 1,600,855,000 |

X
- Definition Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement. + References No definition available. + Details
Name: | us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=118258462&loc=d3e11149-113907 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5047-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=118258462&loc=d3e11178-113907 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=116855982&loc=d3e4534-113899 + Details
Name: | us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=116874947&loc=SL4591552-111686 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669619-108580 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4569616-111683 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669625-108580 + Details
Name: | us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DividendsCashAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of paid and unpaid common stock dividends declared with the form of settlement in cash. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
Name: | us-gaap_DividendsCommonStockCash
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
Name: | us-gaap_DividendsPreferredStockCash
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of paid and unpaid cash, stock, and paid-in-kind dividends declared for award under share-based payment arrangement. + References No definition available. + Details
Name: | us-gaap_DividendsShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_IncreaseDecreaseInStockholdersEquityRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669619-108580 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 55 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=118951672&loc=d3e1436-108581 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669625-108580 + Details
Name: | us-gaap_OtherComprehensiveIncomeLossNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669619-108580 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669625-108580 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=116874947&loc=SL4591551-111686 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3000-108585 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4569616-111683 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599 Reference 10: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=116874947&loc=SL4591552-111686 + Details
Name: | us-gaap_ProfitLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 + Details
Name: | us-gaap_SharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares issued which are neither cancelled nor held in the treasury. + References No definition available. + Details
Name: | us-gaap_SharesOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement. + References No definition available. + Details
Name: | us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of new stock issued during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodValueNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4568740-111683 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4I -URI http://asc.fasb.org/extlink&oid=116874947&loc=SL4590271-111686 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4568447-111683 + Details
Name: | us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of increase (decrease) in accumulated other comprehensive income (AOCI) for reclassification to retained earnings of tax effect from remeasurement of deferred tax pursuant to Tax Cuts and Jobs Act. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL116659650-108580 + Details
Name: | us-gaap_TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of decrease of par value, additional paid in capital (APIC) and retained earnings of common and preferred stock retired from treasury when treasury stock is accounted for under the cost method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
Name: | us-gaap_TreasuryStockRetiredCostMethodAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of shares that have been repurchased during the period and are being held in treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_TreasuryStockSharesAcquired
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration